<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>导航</title>
		<style type="text/css">
			.a1{
				color: gray;
				text-decoration: none;
				font-size: 12px;
			}
			.a2{
				color: black;
				text-decoration: none;
				font-size: 18px;
			}
			/*用,隔开居有相同的样式*/
		  .a1:hover,.a2:hover{
			 color: indianred; 
		  }
		</style>
	</head>
	<body>
		<center>
			
			<a href="" style="color: red;font-weight: 900;" class="a1">年度好物节</a>&nbsp;&nbsp;
			<a href="" class="a1">新风空调</a>&nbsp;&nbsp;
			<a href="" class="a1">手机嗨购</a>&nbsp;&nbsp;|
			<a href="" class="a1">莓你不可</a>&nbsp;&nbsp;|
			<a href="" class="a1">品质好房</a>&nbsp;&nbsp;
			<a href="" class="a1">iPhone12</a>&nbsp;&nbsp;
			<br><br><br>
			<a href="" style="color: red;font-weight: 900;"  class="a2">秒杀</a>&nbsp;&nbsp;
			<a href="" style="color: red;font-weight: 900;"  class="a2">优惠券</a>&nbsp;&nbsp;
			<a href=""  class="a2">PLUS会员</a>&nbsp;&nbsp;
			<a href=""  class="a2">品牌闪购</a>&nbsp;&nbsp;
			<a href=""  class="a2">拍卖</a>&nbsp;&nbsp;
			<a href=""  class="a2">京东家电</a>&nbsp;&nbsp;
		</center>
	</body>
</html>
